Checking the bridle of the horse before you ride is an important start to your session. And ill fitting bridal can affect the horses mood, contact and suppleness. As most bottles are made out of leather over time it does eventually stretch. Make sure you always check the bit fitting and how the headpiece sits behind the horses is. A good way to remind yourself to fit your bridal is every time after you clean your bridal when you refit it to the horse always check the holes have no cracks, the bridle is safe and well fitting for you to start your ride